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  • ...l around the field to the magnetic north and south poles of Earth. Similar aurora are seen around the poles of other planets with magnetic fields such as Jup An aurora occurs when the Earth's atmosphere glows in response to impact by charged p
    19 KB (3,169 words) - 18:22, 16 April 2012
  • ...oles. There, they collide with Earth's upper atmosphere and create dynamic aurora that are widely visible at night. Aurora
    26 KB (4,226 words) - 18:46, 23 January 2012